基本释义:

虚设区段NA

网络释义

1)Dummy Section,虚设区段NA

2)virtual channel segment,虚设河段法

3)Dummy Control Section(DSECT),虚设控制段

4)design of depot station,区段站设计

5)sodium,Na

6)the Building of the Educational Virtual Community,教育虚拟社区建设

用法和例句

The formula of internal boundary conditions,such as drainage outflow,barrage,slice gate and drainage pump station,with double-recursion algorithm are deduced by using the concept of virtual channel segment.

基于邻接矩阵和邻接表概念,提出了新的拓扑结构,即利用net、edge和node对象实现河网拓扑信息及河道断面和结点信息的储存;基于虚设河段法,推导出城市河网内边界即集中入流(雨水管出口)、闸堰的追赶系数,从而实现了基于GIS平台的城市河网非恒定流一维数值模拟程序的通用性和可移植性。

The article analyzes the status quo and the existing problems of the depot stations in the whole railway system and describes the influence of the development of traction power on layout and design of depot stations.

分析了全路区段站的现状和存在问题;阐述了牵引动力的发展对区段站布点与设计的影响;根据当前牵引动力变革的形势,对机务布点、长交路距离、区段站设计,以及新线与既有线接轨点的设计方案等问题作了探讨并提出了建议。

Reducing formation of gaseous species,which contain chlorine,potassium and sodium,can effectively abate deposit formation,slagging,corrosion and harmful pollutant emission during thermal conversion of biomass fuels.

减少生物质在热转化反应器中Cl与碱金属K和Na以气态组元逸出可有效遏制积灰、腐蚀等现象和减少污染气体排放。

Exercise and Na~+-K~+-ATPase on Skeletal Muscle;

运动与骨骼肌Na~+-K~+-ATP酶

MAlH_4(M=Li,Na) Materials for Hydrogen Storage

MAlH_4(M=Li,Na)储氢材料

The variety and analysis of potassium and sodium in the whole blood

全血保存期内K~+、Na~+浓度的变化及分析

Implementation of ～(23)Na Magnetic Resonance Imaging;

～（23）Na磁共振成像的实现及初步研究

The Effects of Sodium on Drought Resistance of Succulent Xerophyte Zygophyllum Xanthonylon;

Na～+与多浆旱生植物霸王抗旱性研究

Detection of Na, K-ATPase Isoform in Guinea Pig Heart;

豚鼠心脏Na，K-ATPase亚型表达的检测

The Na～+/H～+antiporter from Synechocystis pcc6803 s Expression in Tobacco;

蓝藻Na～+/H～+antiporter基因在烟草中的表达

Oscillation and Gibbs-Donnan Equilibrium of Na~+ and K~+ Concentrations Inside and Outside the Liposome;

脂质体Na~+、K~+Gibbs-Donnan平衡与振荡现象

Study on Physiology of Salt Tolerance and Mechanism of Na~+ Transport in Saltgrass (Distichlis Spicata);

盐草（Distichlis spicata）耐盐生理及Na~+转运机理研究

Na~+,K~+-ATPase,Health and Sports;

Na~+,K~+-ATP酶与运动和人体健康

Advances Na~+/H~+ Antiporter in Plants Under Salt Stress;

植物耐盐机制中的Na~+/H~+逆向转运蛋白

Function of Na~+、K~+-ATP Enzyme in Glycolsis;

“Na~+、K~+—ATP酶”在糖酵解中的作用

Influence of F-K-Na on Mineral Composition and Microstructure of the Sinter

F、K和Na对烧结矿组成与结构的影响

Theoretical Study on Superalkalies OM_3 and FM_2(M=Li,Na,K)

理论研究超碱金属FM_2和OM_3(M=Li,Na,K)

Research on the Solidification Mechanism for Na~+ during the Hydration Process of red Mud Based Cementitious Material

赤泥基胶凝材料的Na~+固化机理

The Research Progress of Na~+-K~+-ATPase in Erythrocyte in Holstein Cows

荷斯坦牛红细胞Na~+-K~+-ATP酶的研究进展

The Synthesis of Nucleating Agents NA-11 and NA-21 of Polypropylene;

聚丙烯成核剂NA-11和NA-21的合成研究

Convergence of the Bootstrap for Dependent Random Variables;

NA随机序列的bootstrap收敛性